More About the Role:
Leidos is seeking a Site Reliability Engineer (SRE) Splunk Enterprise Administrator focused on Cyber support the largest IT services program for the Navy. Under the Service Management, Integration, and Transport (SMIT) program, the Leidos team delivers the core backbone of the Navy-Marine Corps Intranet, including cybersecurity services, network operations, service desk, and data transport. Leidos supports the Navy in unifying its shore-based networks and data management to improve capability and service while also saving significant dollars by focusing efforts under one enterprise network.
As part of the SRE organization you will develop and execute tests focused on system resilience, performance underload, and failure scenarios. You will also work in tandem with other Site Reliability Engineers (SREs) and development teams to create automated testing frameworks that simulate real-world conditions that validate system behavior under normal and stress conditions, ensuring our services are resilient and meet established service level objectives (SLOs) The SRE will support the operations and maintenance of the enterprise network. Your work will contribute to the development of robust and scalable services that operate reliably in production.
The Splunk Enterprise Administrator supports mission-critical cybersecurity operations by administering and maintaining distributed Splunk Enterprise platforms across hybrid cloud and on-premises environments. The role is responsible for daily platform operations, performance and ingestion monitoring, data onboarding support, incident troubleshooting, security compliance, documentation, and modernization activities in an Agile/DevOps operating culture.
Key Metrics of Success for the Team:
•Improved system reliability, as measured by adherence to Service Level Objectives (SLOs) and reduced Mean Time to Recovery (MTTR).
•Comprehensive and regularly updated automated test coverage for all critical systems and infrastructure components.
•Timely identification and resolution of performance bottlenecks and failure points.
•Integration of automated testing into the CI/CD pipeline, ensuring continuous reliability validation.
•Increased scalability and performance of systems under high load due to effective performance testing.
What You'll Get to Do:
•Administer, maintain, and perform daily Operations and Maintenance (O&M) for distributed Splunk Enterprise environments, including Search Heads, Indexers, Heavy Forwarders, Intermediate Forwarders, Universal Forwarders, and Deployment Servers across hybrid cloud and on-premises infrastructure.
•Monitor platform health, data ingestion, indexing throughput, search performance, and retention utilization; troubleshoot data onboarding, parsing, field extraction, forwarding, indexing, and ingestion issues.
•Support Splunk Cloud integrations and associated hybrid operational activities.
•Maintain Splunk applications, dashboards, alerts, saved searches, and knowledge objects.
•Support patching, vulnerability remediation, Security Technical Implementation Guide (STIG) compliance, and system hardening activities.
•Support platform upgrades, migrations, infrastructure modernization, technology refresh, and automation initiatives using scripting and configuration-management tools.
•Participate in incident response, outage troubleshooting, problem resolution, and root cause analysis.
•Maintain operational documentation, architecture diagrams, runbooks, and standard operating procedures (SOPs), and coordinate with cybersecurity, network, server, engineering, and customer teams during operational and modernization activities.
•Participate in after-hours support and an on-call rotation as required.
You'll Bring These Qualifications:
•Requires BS degree and 5-10 years of prior relevant experience or Master’s with 4-8 years of prior relevant experience.
•U.S. Citizen and posses an active Secret Security Clearance.
•Minimum of DoD 8570.01 IAT Level II Certification required.
•Experience designing, developing, and maintaining operational dashboards, visualizations, and executive reporting in Splunk Enterprise and Splunk Cloud, including IT Service Intelligence (ITSI), Service Analyzer, Glass Tables, and KPI-driven service health monitoring.
•Experience with automated script design, coding, debugging, and maintenance skills (using bash, python, etc.) preferred.
•Ability to work onsite at Norfolk Naval Station Monday through Friday day shift.
•Must have a vendor certification e.g., Splunk Enterprise Certified Admin, Splunk Cloud Certified Admin, Scaled Agile Framework (SaFe).
•Strong communication, analytical, and problem-solving skills, ability to work in a team environment.
•Minimum three years of experience administering Splunk Enterprise v9 and supporting distributed Splunk architectures in hybrid cloud and on-premises production environments.
•Strong working knowledge of Splunk data ingestion pipelines, indexing, parsing, forwarding, search optimization, and retention management.
•Experience administering and troubleshooting Red Hat Enterprise Linux (RHEL) 8 and/or RHEL 9 servers.
•Working knowledge of cybersecurity monitoring and Security Information and Event Management (SIEM) operations, with demonstrated experience troubleshooting operational incidents in complex enterprise environments.
•Working knowledge of TCP/UDP networking, SSL certificates, Syslog, REST APIs, and authentication integrations.
•Experience using at least one scripting or automation language: Python, Bash, or PowerShell.
•Strong troubleshooting, analytical, communication, and documentation skills, with the ability to work independently, manage competing priorities, collaborate across technical teams, and maintain a customer-focused approach in a high-tempo production environment.
These Qualifications Would be Nice to Have:
•Splunk Core Certified Power User and/or Splunk Enterprise Certified Admin certification. Experience supporting Splunk Cloud environments or integrations and both Splunk Enterprise v9 and v10.
•Experience working in classified government or Department of Defense environments.
•Familiarity with STIGs, the Risk Management Framework (RMF), vulnerability management, and compliance frameworks.
•Familiarity with RHEL 10, DevOps practices, and Infrastructure-as-Code concepts.
•Experience with automation or configuration-management tools such as Ansible, Jenkins, Chef, or Terraform.
NGEN
If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.
Original Posting:August 5, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
Skills Required
- Bachelor's degree with 5-10 years relevant experience (or Master's with 4-8 years)
- U.S. Citizen and active Secret Security Clearance
- DoD 8570.01 IAT Level II Certification
- Vendor certification (e.g., Splunk Enterprise Certified Admin, Splunk Cloud Certified Admin, or SAFe)
- Minimum three years administering Splunk Enterprise v9 in distributed hybrid cloud/on-prem production environments
- Experience designing and maintaining Splunk dashboards, ITSI, Service Analyzer, Glass Tables, alerts, and knowledge objects
- Experience administering and troubleshooting Red Hat Enterprise Linux (RHEL) 8 and/or RHEL 9 servers
- Working knowledge of cybersecurity monitoring and SIEM operations, troubleshooting operational incidents
- Working knowledge of TCP/UDP networking, SSL certificates, Syslog, REST APIs, and authentication integrations
- Experience using at least one scripting/automation language: Python, Bash, or PowerShell
- Ability to work onsite at Norfolk Naval Station Monday through Friday (day shift)
- Participation in after-hours support and on-call rotation
- Experience supporting patching, vulnerability remediation, STIG compliance, and system hardening
- Strong troubleshooting, analytical, communication, and documentation skills; ability to work independently and in teams
- Experience with automated script design, coding, debugging, and maintenance (bash, python, etc.)
- Experience with automation/configuration-management tools (Ansible, Jenkins, Chef, Terraform) and Infrastructure-as-Code concepts
- Experience supporting Splunk Cloud integrations and hybrid operational activities
Leidos Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Leidos and has not been reviewed or approved by Leidos.
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Healthcare Strength — Healthcare coverage is described as comprehensive, with multiple plan options, low office-visit copays in some plans, and access to mental health and wellness support tools. The availability of HSA/FSA options and employer contributions is positioned as a meaningful part of the total package.
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Retirement Support — Retirement benefits are framed as a strong component of total rewards, highlighted by a 401(k) match and immediate vesting in the standard package. The Employee Stock Purchase Plan is also presented as an additional long-term wealth-building feature.
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Wellbeing & Lifestyle Benefits — Wellbeing and lifestyle supports extend beyond core insurance, including wellness programs, fitness-related stipends, and assistance resources. Work flexibility and related perks are also included as part of the broader rewards experience.
Leidos Insights
What We Do
We Are Leidos For 50 years we have been tackling some of the biggest problems that face our nation and our world. OUR MISSION Through our culture of innovation and history of performance, we develop deep customer trust built on integrity and create enduring solutions that improve our world. Leidos is a science and technology solutions leader working to address some of the world’s toughest challenges in the defense, intelligence, homeland security, civil, and healthcare markets. The company’s 43,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Va., Leidos reported annual revenues of approximately $11.09 billion for the fiscal year ended January 3, 2020. Leidos was cited for the meaningful work employees perform that is challenging, impactful, and aligned with our customers’ missions as reasons professionals want to work and stay at our company. Leidos has also been named to lists including Forbes’ Best Employers for Diversity, Forbes’ America’s Best Employers for Women, Military Times Best for Vets Employers, and Ethisphere Institute’s World's Most Ethical Companies®. Employees enjoy career enrichment opportunities available through mobility and development and experience rewarding relationships with supportive supervisors and talented colleagues and customers. Employees appreciate our flexible work environment, allowing for and encouraging a true work-life balance. Our professionals are also excited about our Employee Resource Groups, like the newly launched Collaborative Outreach with Remote and Embedded Employees (CORE), which strives to create an environment where every employee, regardless of location, feels fully engaged as a valued employee of Leidos. Your most important work is ahead.








